<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <title>基于vue-router的案例：后台管理路由</title>
  <style type="text/css">
    html,
    body,
    #app {
      margin: 0;
      padding: 0px;
      height: 100%;
    }

    .header {
      height: 50px;
      background-color: #545c64;
      line-height: 50px;
      text-align: center;
      font-size: 24px;
      color: #fff;
    }

    .footer {
      height: 40px;
      line-height: 40px;
      background-color: #888;
      position: absolute;
      bottom: 0;
      width: 100%;
      text-align: center;
      color: #fff;
    }

    .main {
      display: flex;
      position: absolute;
      top: 50px;
      bottom: 40px;
      width: 100%;
    }

    .content {
      flex: 1;
      text-align: center;
      height: 100%;
    }

    .left {
      flex: 0 0 20%;
      background-color: #545c64;
    }

    .left a {
      color: white;
      text-decoration: none;
    }

    .right {
      margin: 5px;
    }

    .btns {
      width: 100%;
      height: 35px;
      line-height: 35px;
      background-color: #f5f5f5;
      text-align: left;
      padding-left: 10px;
      box-sizing: border-box;
    }

    button {
      height: 30px;
      background-color: #ecf5ff;
      border: 1px solid lightskyblue;
      font-size: 12px;
      padding: 0 20px;
    }

    .main-content {
      margin-top: 10px;
    }

    ul {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    ul li {
      height: 45px;
      line-height: 45px;
      background-color: #a0a0a0;
      color: #fff;
      cursor: pointer;
      border-bottom: 1px solid #fff;
    }

    table {
      width: 100%;
      border-collapse: collapse;
    }

    td,
    th {
      border: 1px solid #eee;
      line-height: 35px;
      font-size: 12px;
    }

    th {
      background-color: #ddd;
    }
  </style>
  <!-- 引入库文件 -->
  <script src="./lib/vue_2.5.22.js"></script>
  <script src="./lib/vue-router_3.0.2.js"></script>
</head>

<body>
  <div id="app">

    <!-- 路由占位符 -->
    <router-view></router-view>
  </div>

  <script>
    //定义app根组件
    const App = {
      template: `
      <div>
        <!-- 头部区域 -->
        <header class="header">XX后台管理系统</header>
        <!-- 中间主体区域 -->
        <div class="main">
          <!-- 左侧菜单栏 -->
          <div class="content left">
            <ul>
              <li><router-link to='/users'>用户管理</router-link></li>
              <li><router-link to='/rights'>权限管理</router-link></li>
              <li><router-link to='/goods'>商品管理</router-link></li>
              <li><router-link to='/orders'>订单管理</router-link></li>
              <li><router-link to='/settings'>系统设置</router-link></li>
            </ul>
          </div>
          <!-- 右侧内容区域 -->
          <div class="content right">
            <div class="main-content">
              <router-view></router-view>  
            </div>
          </div>
        </div>
        <!-- 尾部区域 -->
        <footer class="footer">版权信息</footer>
      </div>
      `
    };

    //用户列表页组件
    const Users = {
      data() {
        return {
          userlist: [
            { id: 1, name: '小兵', age: 18 },
            { id: 2, name: '小熊', age: 20 },
            { id: 3, name: '小新', age: 16 },
            { id: 4, name: 'James', age: 36 },
            { id: 5, name: '库里', age: 35 }
          ]
        }
      },
      methods: {
        //点击详情按钮触发的函数
        goDetail(id) {
          this.$router.push('/userinfo/' + id)
        }
      },
      template: `
      <div>
        <h3>用户管理区域</h3>
        <table>
          <thead>
            <tr>
              <th>编号</th>
              <th>姓名</th>
              <th>年龄</th>
              <th>操作</th>
            </tr>
          </thead>
          <tbody>
            <tr v-for='(item,index) in userlist' :key='item.id'>
              <td>{{ item.id }}</td>
              <td>{{ item.name }}</td>
              <td>{{ item.age }}</td>
              <td>
                <a href="javascript:;" @click='goDetail(item.id)'>详情</a>
              </td>
            </tr>
          </tbody>
        </table>
      </div>
      `
    };

    //用户详情页组件
    const UserInfo = {
      props: ['id'],
      methods: {
        goBack() {
          //实现后退
          this.$router.go(-1);
        }
      },
      template: `
        <div>
          <h5>用户详情页</h5>
          用户id为：{{ id }}
          <button @click='goBack()'>后退</button>
        </div>
        `
    }

    //权限管理组件
    const Rights = {
      template: `
      <div>
        <h4>权限管理区域</h4>
      </div>
      `
    };

    //商品管理组件
    const Goods = {
      template: `
      <div>
        <h4>商品管理区域</h4>
      </div>
      `
    };

    //订单管理组件
    const Orders = {
      template: `
      <div>
        <h4>订单管理区域</h4>
      </div>
      `
    };

    //系统设置组件
    const Settings = {
      template: `
      <div>
        <h4>系统设置区域</h4>
      </div>
      `
    };

    //创建路由对象
    const router = new VueRouter({
      routes: [
        {
          path: '/',
          component: App,
          //重定向到users，但是因为users是App的子组件，所以App父组件也会展示
          redirect: '/users',
          children: [
            { path: '/users', component: Users },
            { path: '/userinfo/:id', component: UserInfo, props: true },
            { path: '/rights', component: Rights },
            { path: '/goods', component: Goods },
            { path: '/orders', component: Orders },
            { path: '/settings', component: Settings }

          ]
        }
      ]
    })

    const vm = new Vue({
      el: '#app',
      router
    })
  </script>
</body>

</html>